<div class="sidebar classic-sidebar">
   
    <div class="widget">
        <h3 class="title">Categories</h3>
        {% include category_list.html %}
    </div>
   
    <div class="widget">
        <h3 class="title">Tags</h3>
        {% include tag_list.html %}
    </div>

    <div class="widget">
        <h3 class="title">Authors</h3>
        {% include author_list.html %}
    </div>    

</div>
